並前往https://crystal2019.pixnet.net/blog/post/494007932-%E3%80%90%E6%96%B0%E7%AB%B9%E3%80%91%E7%99%BB%E9%87%8E%E7%B2%BE%E7%B7%BB%E9%90%B5%E6%9D%BF%E6%96%99%E7%90%86-%3A%3A-%E4%BD%8D%E6%96%BC%E5%85%A8%E5%8F%B0%E7%81%A3%E6%9C%80
